Tinnitus causes

Tinnitus is the perception of sounds that have no external source. The severity of tinnitus varies from an occasional awareness of a noise (ringing, hissing, buzzing, roaring, clicking, or rough sounds) in one or both ears, to an unbearable and incessant sound that causes a variety of psychological stresses. Tinnitus isn’t a “phantom sound” or a single disease, but a symptom that can be associated with many causes and made worse by other factors. Tinnitus is relatively common, but in rare cases it can be a symptom of serious disease such as vascular tumor or acoustic neuroma (a benign, usually …